Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 9 8.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 09/08/2015   06:56:10   (  20.01, -77.16) 09/08/2015   06:47:53    (  19.90, -76.68)   51.46            497
 09/08/2015   08:32:40   (  28.63, -99.79) 09/08/2015   08:26:54    (  28.62, -99.83)    3.96            346
 09/08/2015   10:08:52   (  38.29,-121.83) 09/08/2015   10:05:36    (  38.41,-122.34)   46.22            196
 09/11/2015   07:18:45   (  49.94, -75.99) 09/11/2015   07:23:31    (  50.35, -78.17)  162.27            286
 09/11/2015   08:57:39   (  49.89,-100.73) 09/11/2015   09:04:59    (  50.46,-103.50)  207.07            440
 09/13/2015   18:16:55   (  49.97, -80.17) 09/13/2015   18:13:45    (  49.71, -81.67)  111.45            190
 09/13/2015   19:55:48   (  49.97,-104.89) 09/13/2015   19:55:13    (  49.60,-106.99)  156.68             35
 09/13/2015   21:29:08   (  30.07,-123.16) 09/13/2015   21:30:58    (  29.58,-125.58)  240.40            110
 09/16/2015   07:45:36   (  20.03, -89.53) 09/16/2015   07:38:26    (  20.00, -89.33)   21.03            430
 09/16/2015   09:20:50   (  33.21,-110.95) 09/16/2015   09:16:09    (  33.27,-111.20)   24.65            281